Finding the Fourth Proportional to 31,167,687.96, 46,751,532.12 and 8,448,585.12
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Solution
The fourth proportional to 31,167,687.96, 46,751,532.12 and 8,448,585.12 is: 12,672,877.73
Step by Step Solution
- Step 1: Write the proportion equation
31,167,687.96 : 46,751,532.12 = 8,448,585.12 : x - Step 2: Convert to fraction form
31,167,687.96/46,751,532.12 = 8,448,585.12/x - Step 3: Cross multiply
31,167,687.96x = 46,751,532.12 × 8,448,585.12 - Step 4: Simplify right side
31,167,687.96x = 394,984,298,606,234 - Step 5: Solve for x
x = 394,984,298,606,234/31,167,687.96 - Step 6: Final answer
x = 12,672,877.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.